#309B58#309B58

#309B58 is a mid, vivid green. Relative luminance 0.248; OKLCH L 61.3% C 0.139 H 151.9°. Best body text is #000000 at 5.96:1 contrast (WCAG AA passes).

Color values

HEX	#309B58
RGB	rgb(48, 155, 88)
HSL	hsl(142, 53%, 40%)
HSV	hsv(142, 69%, 61%)
CMYK	cmyk(69%, 0%, 43.2%, 39.2%)
CIE-LAB	lab(56.85, -45.64, 26.53)
CIE-LCH	lch(56.85, 52.79, 149.83°)
OKLab	oklab(61.25% -0.1231 0.0656)
OKLCH	oklch(61.25% 0.139 151.9)
XYZ	xyz(14.7005, 24.7741, 13.2378)
Luminance	0.2478 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#309B58 #9B3073

analogous

#3E9B30 #309B58 #309B8E

triadic

#309B58 #58309B #9B5830

tetradic

#309B58 #303E9B #9B3073 #9B8E30

square

#309B58 #303E9B #9B3073 #9B8E30

split-complementary

#309B58 #8E309B #9B303E

monochromatic

#133E23 #226C3D #309B58 #43C574 #72D396

Accessibility & contrast

On white

3.53

#309B58 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.96

#309B58 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #309B58

5.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##309B58	#FFFFFF	#000000	##000000
##309B58	1.00	3.53	5.96	5.96
#FFFFFF	3.53	1.00	21.00	21.00
#000000	5.96	21.00	1.00	1.00
##000000	5.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9B8E53

Deuteranopia (green-blind)

#8E855D

Tritanopia (blue-blind)

#00998B

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #309b58;
/* rgb */ color: rgb(48, 155, 88);
/* oklch */ color: oklch(61.3% 0.139 151.9);

Tailwind

colors: {
  custom: {
    50: '#76b988',
    500: '#309b58',
    950: '#000000',
  },
}

SCSS

$custom: #309b58;
$custom-light: #76b988;
$custom-dark: #000000;

JSON

{
  "hex": "#309b58",
  "rgb": {
    "r": 48,
    "g": 155,
    "b": 88
  },
  "hsl": {
    "h": 142.43,
    "s": 52.709,
    "l": 39.804
  },
  "oklch": {
    "l": 0.61252,
    "c": 0.13947,
    "h": 151.9
  },
  "luminance": 0.24776
}

Semantic roles & 50–950 ramp

primary

#309B58

secondary

#BB6C9D

accent

#4CA6DC

background

#F7FBF8

surface

#EEF6F0

border

#C9D0CB

text

#0A120B

muted

#7C817C

Preview Lab

Preview with #309B58

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →